21432493 is an odd 8-digits prime number following 21432492
and preceding 21432494 . In scientific notation, it is written as 2.1432493 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 21432492 positive integers (up to 21432493) that are relatively prime to 21432493.
21432493 has 2 divisors, whose sum is 21432494
The reverse of 21432493 is 39423412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 28 Digital Root 1
Name
twenty-one million four hundred thirty-two thousand four hundred ninety-three
Scientific notation
2.1432493 × 10^7
Engineering notation
2.1432493 × 10^6
Prime Factorization
21432493
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21432493 Product of the distinct prime numbers
The prime factorization of 21432493 is 21432493.
Since it has a total of 1 prime factors.
8 , 3 , 5 , 33 , 729 , 541 , 2797 , 7689 , 49072 , 17557 , 796967 , 971558 , 6431638 , 5888667 , 9393396 , 45873037 , 941260069 , 960430380 , 5332151223 , 7499531305
n×2
42864986
n×3
64297479
n×4
85729972
n×5
107162465
n÷2
10716246.5
n÷3
7144164.3333333
n÷3
5358123.25
n÷5
4286498.6
n2
459351756195049
n3
9.8450532991881E+21
n4
2.1100403591948E+29
n5
4.5223425228159E+36
2 √n4629.5240576111
3 √n277.77355488099
4 √n68.040605946825
5 √n29.255972433212
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21432494 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10716247 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4629.5241656136 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999066837 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21432493 can be divided by 2 positive divisors.
The sum of these divisors (counting 21432493) is 21432494, the average is 10716247.
Base
System
Value
2
Binary
1010001110000100010101101
3
Ternary
1111022212212001
4
Quaternary
1101300202231
5
Quinary
20441314433
6
Senary
2043212301
8
Octal
121604255
10
Decimal
21432493
12
Duodecimal
7217091
16
Hexadecimal
14708ad
20
Vigesimal
6dj14d
36
Base36
crdf1
md5
85af21e9fe2d051c9a8f380ec5982b39
sha1
ca5dc2542834b24b7c43d969bfa5804fad53ea3c
sha256
bc527afa5b066ec0b05e8883e877d3cafe5353428c0114ca3a0244c457695bab
sha512
45df4f566a93d117819c6d4733e248936dce57d56d7050717ea34cc266853f9ecab71402c86d36105585261326d0e0f5c385c81056794a729ec1c903a79f7f49
ripemd-160
d0aba99da428ce7e420d7e87e527de3042f5c7b7
Diameter
42864986
Circumference
134664325.11383
Area
1.4430961026759E+15
Volume
4.1238862825239E+22
Surface area
5.7723844107037E+15
Circumference
134664325.11383
Perimeter
85729972
Area
459351756195049
Diagonal
30310122.276066
Surface area
2756110537170294
Volume
9.8450532991881E+21
Space diagonal
37122166.808864
Perimeter
64297479
Area
1.9890514506895E+14
Altitude
18561083.404432
Surface area
1.9890514506895E+14
Volume
1.1602506581665E+21
Height
10103374.092022